CONTENTS xv 



PAGE 



lysogenic action Haemolytic and other sera Methods of the 

 hsemolytic tests Opsonic action Agglutination Precipitins 

 Therapeutic effects of anti-sera Theories as to acquired 

 immunity Ehrlich's side-chain theory Theory of phagocytosis 

 Natural immunity Natural bactericidal powers Natural 

 susceptibility to toxins Supersensitiveness or anaphylaxis 

 The serum disease in man 549 



APPENDIX A. 

 SMALLPOX AND VACCINATION. 



Jennerian vaccination Relationship of smallpox to cowpox 

 Micro-organisms associated with smallpox The nat ire of 

 vaccination ...... 603 



APPENDIX B. 

 HYDROPHOBIA. 



Introductory Pathology The virus of hydrophobia Prophylaxis 



Antirabic serum Methods . .611 



APPENDIX C. 

 MALARIAL FEVER. 



The malarial parasite -The cycle of the malarial parasite in man 

 The cycle in the mosquito Varieties of the malarial para- 

 site General considerations The pathology of malaria 

 Methods of examination C24 



APPENDIX D. 

 AMCEBIC DYSENTERY. 



Amoebic dysentery Characters of the amoebae Cultivation of the 

 amoebae Distribution of the amcebse Experimental [inocula- 

 tion Methods of examination ... . 641 



